ToddSchroth rated Dragonquest: 4 stars
Dragonquest by Anne McCaffrey (The dragonriders of Pern -- vol. 2)
F'Lar, Lessa, and F'rad and their dragons defend Pern from the Red Star and the threads.
F'Lar, Lessa, and F'rad and their dragons defend Pern from the Red Star and the threads.